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506 views
02:52 Jan-18-2003
James JOE
Detect porosity of Hot Stove

Would you please let us know how to solve this problem?
Our user would like to check inner porosity in Hot Stove Ceramic Burner as belows.
[sensor] here, contact or not
=================================
12mm steel (approx. 200'C)
--------------------------
50mm castable
-------------------------- <-- here porosity
65mm fireproof block
--------------------------
65mm fireproof block
--------------------------
200mm fireproof block
=================================
1250'C hot wind ----> go through

best regards

James JOE

ndtland@hihome.com




 
06:28 Jan-18-2003

S.V.Swamy

Engineering, - Material Testing Inspection & Quality Control
Retired from Nuclear Fuel Complex ,
India,
Joined Feb 2001
780
Re: Detect porosity of Hot Stove Try thermography. The areas with pores will have a different temperature when you look at the steel skin. You could prepare a standard artificial standard containing pores and calibrate the equipment.

S.V.Swamy

: Would you please let us know how to solve this problem?
: Our user would like to check inner porosity in Hot Stove Ceramic Burner as belows.
: [sensor] here, contact or not
: =================================
: 12mm steel (approx. 200'C)
: --------------------------
: 50mm castable
: -------------------------- <-- here porosity
: 65mm fireproof block
: --------------------------
: 65mm fireproof block
: --------------------------
: 200mm fireproof block
: =================================
: 1250'C hot wind ----> go through
.
: best regards
.
: James JOE
.
: ndtland@hihome.com
.



 


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